P011D

Charge Air Cooler Temperature/Intake Air Temperature Correlation Bank 2

Moderate severity

CAC temperature and IAT on bank 2 disagree at long soak. The intake air temperature sensor feeds the ECM's density calculation — a drifted reading miscalculates fuel mass and pushes mixture lean (cold reading) or rich (hot reading).

Common causes

One sensor drifted
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $70-390
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First things to check

1Confirm the code with a scan tool and check for additional related codes.
2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does P011D mean?

P011D means "Charge Air Cooler Temperature/Intake Air Temperature Correlation Bank 2". It is a generic OBD-II code that points to a fault in the fuel & air metering.

What are the most common causes of P011D?

one sensor drifted — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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